Former director of the Tbilisi Water Gegi Kelbakiani and financial manager of the building company NCC Archil Chogovadze were interrogated at night to November 20 and then arrested. On the same day, Kelbakiani and Chogovadze were taken to the so-called Moduli building (office of the Special Operative Department of the MIA). Reportedly, Kelbakiani is a friend of Tbilisi Mayor Gigi Ugulava but as his lawyer said nobody had asked his clients about Ugulava during interrogation.